Block Out the World, Immerse Yourself in the Music Life Q20 active noise canceling headphones pull out all the stops to ensure the music you love listening to always sound its best. Certified Hi-Res Audio with extended treble, enhanced clarity, and fine detailing are further optimized by our exclusive BassUp technology. And to stop ambient sounds from disrupting your listening experience, simply activate hybrid active noise cancellation mode to instantly immerse yourself in the song.Key Features Certified Hi-Res Audio: Oversized 40 mm dynamic drivers produce certified Hi-Res Audio with treble extended to 40 kHz for exceptional clarity and details.Hybrid Active Noise canceling: Four microphones and a digital active noise cancellation algorithm detect and filter out up to 90% of low- and mid-frequency sounds.BassUp Technology: Our exclusive technology conducts real-time analysis of your audio’s bass frequencies to instantly strengthen it by up to 100%.All-Day Comfort: Memory foam earcups gently mold around your ears and the headband’s rotating joints adjust the angle of the earcups to fit the shape of your head.40-Hour Playtime: Life Q20 active noise canceling headphones power multiple long haul flights from a single charge with up to 40 hours of playtime in wireless ANC mode. Increase to 60 hours in standard wireless listening mode.AUX Cable: Use the included AUX cable for unlimited listening in wired mode.Built-In Microphone: Make convenient, hands-free calls.Note: According to regulations, the maximum volume of headphones should not exceed 100dB. In order to protect your hearing, Life Q20’s maximum volume has been set to around 95dB. It is recommended that you do not listen to excessively loud volumes for long periods of time.For optimal noise cancellation, make sure the earcups create a tight seal around your earsPlaytime varies according to volume and audio content.This product is compliant with CP65, RoHS, and REACH requirements. However, certain people may develop skin irritation due to allergies or sensitivities. To reduce the risk of skin irritation: Clean your device regularly; Avoid using lotions or other products under the portions of the device that contact your skin; Do not wear over injured skin; Where applicable, tighten the adjustment until snug, but not uncomfortably tight; If your skin becomes irritated, stop using device. If symptoms are severe or persist, consult your physician.Key Specifications:Impedance 16Ω,Driver (Full Range) 2 × 40 mm,Frequency Response 16 Hz - 40 kHz,Range 15 m / 49.21 ft .What’s In The Box Soundcore Life Q20 Active Noise Canceling Headphones Micro-USB Cable, 3.5 mm AUX Cable, Travel Pouch, User Manual Make sure that this fits by entering your model number. Incredible Sound Loved by 20 Million+ People Hi-Res Audio: Custom oversized 40 mm dynamic drivers produce Hi-Res sound. Life Q20 active noise canceling headphones reproduce music with extended high frequencies that reach up to 40 kHz for extraordinary clarity and detail. Reduce Ambient Noises By Up to 90%: Our team of engineers conducted more than 100,000 tests in real-life scenarios to fine-tune Life Q20’s 4 built-in ANC microphones and digital active noise cancellation algorithm. As a result, the hybrid active noise cancellation can detect and cancel out a wider range of low and mid-frequency noises such as cars and airplane engines. 100% Stronger Bass: Our exclusive BassUp technology conducts real-time analysis of the low frequencies to instantly strengthen the bass output. Double press the play button when listening to bass-heavy genres like EDM and hip-hop for an amplified listening experience. 40-Hour Playtime*: Up to 40 hours of non-stop playtime in wireless active noise cancellation mode (at 60% volume) is extended to an enormous 60 hours in standard music mode. A single charge gives you enough juice to listen to over 600 songs or soundtrack multiple long haul flights. And when you’re in a rush, charge Life Q20 active noise canceling headphones for 5 minutes and get 4 hours of listening.